Can I Pay Self-Employment Tax at the End of the Year

Everyone · Explainer · Updated October 1, 2026 · LearnLife Editorial

What Is Self-Employment Tax and Why Does It Exist?

Self-employment tax is a specific tax that self-employed individuals pay to fund Social Security and Medicare, two major federal programs providing retirement, disability, and health benefits. Unlike employees who have these taxes automatically withheld by their employers, self-employed people must calculate and pay these taxes themselves.

This tax is based on your net earnings from self-employment—the income left after subtracting your business expenses from your gross income. The current rate is about 15.3%, combining 12.4% for Social Security and 2.9% for Medicare. Understanding this tax is critical because it directly affects your income tax return and how much money you must set aside throughout the year.

For example, if you earn $20,000 in net self-employment income, your self-employment tax would be roughly $3,060. This amount supports your future Social Security benefits and Medicare coverage, which you and employees rely on for health care and retirement security.

How Does Self-Employment Tax Work with Estimated Quarterly Payments?

The IRS expects self-employed taxpayers to pay their taxes gradually during the year through estimated tax payments. These payments include both income tax and self-employment tax. Estimated taxes are typically due four times per year, in April, June, September, and January of the following year, covering income earned in the previous quarter.

To calculate these payments, you estimate your total income, deduct business expenses, and then figure the self-employment tax and income tax you expect to owe. For instance, if you expect $24,000 net income over the year, you can estimate your self-employment tax (15.3% of $24,000 = $3,672) and divide that, plus your estimated income tax, into four equal payments of about $918 each, plus your income tax share.

You can use IRS Form 1040-ES to calculate and submit these payments. Making quarterly payments helps you avoid a large lump sum due at tax time and reduces the chance of penalties for underpayment.

Can I Pay My Entire Self-Employment Tax at the End of the Year?

While you report and pay self-employment tax when filing your annual return, the IRS generally does not allow you to delay all tax payments until the end of the year without consequences. If you owe $1,000 or more in taxes after subtracting withholding and credits, you are required to make estimated payments during the year.

If you skip these quarterly payments and pay everything at tax time, you may face penalties and interest for underpayment. The IRS calculates penalties based on how much you underpaid and how long the payment was late.

That said, there are rare exceptions. If your income is uneven throughout the year, you may qualify to use the annualized income installment method, which lets you pay estimated taxes based on actual income earned in each period. Also, if you had no tax liability last year and expect to owe less than $1,000 this year, you might avoid penalties.

To minimize risk, the IRS offers “safe harbor” rules. If you pay at least 90% of your current year’s tax liability or 100% of last year’s tax liability through withholding and estimated payments, you can avoid penalties.

Why Is Timely Payment of Self-Employment Tax Important?

Timely payment matters for several reasons. First, it helps you avoid IRS penalties and interest, which can add unexpected costs to your tax bill. Missing quarterly payments can quickly increase what you owe.

Second, paying self-employment tax on time ensures your earnings count toward your Social Security and Medicare benefits. If you delay or underreport your earnings, it could impact your future benefit amounts.

Third, consistent tax payments improve your financial planning. Instead of scrambling to pay a large sum at tax time, paying quarterly estimated taxes spreads the burden evenly, helping you manage cash flow.

For example, if you earn $30,000 in self-employment income, setting aside about $7,000 throughout the year in quarterly payments can make tax time manageable. Waiting until the end to pay all $7,000 plus penalties can cause financial strain.

What Common Terms Are Confused with Self-Employment Tax?

Understanding related terms helps avoid confusion:

• Income Tax vs. Self-Employment Tax: Income tax is the tax you pay on all income to federal and state governments. Self-employment tax is specifically the Social Security and Medicare portions paid by self-employed people.
• Payroll Tax: For employees, payroll taxes are withheld by employers and include Social Security and Medicare taxes. Self-employed people pay these taxes themselves as self-employment tax.
• Estimated Tax Payments: These are periodic payments made to cover income and self-employment taxes throughout the year.
• Quarterly Taxes: This term usually refers to the schedule for estimated tax payments, not a separate tax itself.

Knowing these distinctions helps ensure you fulfill your tax obligations correctly and avoid surprises.

How Do You Calculate and Pay Self-Employment Tax?

Calculating self-employment tax typically involves these steps:

1. Calculate Net Earnings: Subtract your business expenses from your gross income to find net earnings.
2. Complete Schedule SE: This IRS form calculates the 15.3% tax on your net earnings. You use the form to determine your exact tax and the deductible portion.
3. Report Income and Expenses: Use Schedule C or other relevant forms to report your income and expenses.
4. Calculate Estimated Quarterly Payments: Use Form 1040-ES to estimate self-employment tax plus income tax and divide by four for quarterly payments.
5. Make Payments: Submit payments on time by mail or electronically via IRS Direct Pay or the Electronic Federal Tax Payment System (EFTPS).
6. File Annual Tax Return: Submit your Form 1040 with Schedule SE and Schedule C, reporting total income and taxes owed.

For example, if your net earnings are $18,000, your self-employment tax is about $2,754. Half of this ($1,377) is deductible on your income tax return, lowering taxable income. You break this into estimated payments of around $688 plus your income tax portion.

Using IRS tools, tax software, or a tax professional can help ensure accurate calculations and timely payments.

What Steps Should You Take Now to Manage Self-Employment Tax?

1. Estimate Your Income: Review your business income and expenses regularly.
2. Calculate Estimated Taxes: Use Form 1040-ES or tax software to estimate self-employment and income taxes.
3. Set a Payment Schedule: Plan to pay estimated taxes quarterly—April 15, June 15, September 15, and January 15 (dates may vary).
4. Make Payments on Time: Use IRS online payment options for convenience and immediate confirmation.
5. Keep Records: Track all income, expenses, payment receipts, and tax forms.
6. Adjust as Needed: If your income changes during the year, revise your estimates and payments.
7. Consult Professionals: If your income is irregular or you’re unsure about exemptions, speak with a tax advisor or use IRS resources.
8. Review Deductions: Remember you can deduct half your self-employment tax on your income tax return, reducing your overall tax burden.

By following these steps, you reduce the chance of penalties and make tax season less stressful.

Frequently asked questions

What if I forget to make estimated tax payments?

If you miss estimated payments, pay as soon as you can to reduce penalties and interest. The IRS will calculate penalties based on the amount and timing of your late payments.

Can I pay self-employment tax electronically?

Yes, the IRS offers several electronic payment options such as IRS Direct Pay and EFTPS, which are secure and provide immediate confirmation of payments.

How do I know how much to pay each quarter?

Use IRS Form 1040-ES or tax software to estimate your income and taxes owed. Divide the total estimated tax by four to determine each quarterly payment.

Does self-employment tax apply to all my income?

Self-employment tax applies only to your net earnings from self-employment, not other income like wages from a job or investment income.

Can I avoid self-employment tax by calling myself an independent contractor?

No, if you perform work as a self-employed individual or independent contractor, you are responsible for self-employment tax on your net earnings regardless of your job title.